Stress Prediction Report

Dataset statistics

Number of variables	6
Number of observations	1000
Missing cells	0
Missing cells (%)	0.0%
Duplicate rows	0
Duplicate rows (%)	0.0%
Total size in memory	47.0 KiB
Average record size in memory	48.1 B

Variable types

Numeric	6

Alerts

`Heart_Rate` is highly overall correlated with `Stress_Level`	High correlation
`Stress_Level` is highly overall correlated with `Heart_Rate`	High correlation
`Meetings_Attended` has 55 (5.5%) zeros	Zeros

Reproduction

Analysis started	2024-11-26 00:56:20.690140
Analysis finished	2024-11-26 00:56:31.054044
Duration	10.36 seconds
Software version	ydata-profiling vv4.0.0
Download configuration	config.json

Heart_Rate
Real number (ℝ)

Distinct	56
Distinct (%)	5.6%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	69.037

Minimum	39
Maximum	97
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	7.9 KiB

Quantile statistics

Minimum	39
5-th percentile	53
Q1	62.75
median	69
Q3	76
95-th percentile	86
Maximum	97
Range	58
Interquartile range (IQR)	13.25

Descriptive statistics

Standard deviation	9.8707174
Coefficient of variation (CV)	0.14297721
Kurtosis	-0.042925795
Mean	69.037
Median Absolute Deviation (MAD)	7
Skewness	0.034501291
Sum	69037
Variance	97.431062
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
66	50	5.0%
70	46	4.6%
73	45	4.5%
74	43	4.3%
68	41	4.1%
69	39	3.9%
65	39	3.9%
72	37	3.7%
63	36	3.6%
61	36	3.6%
Other values (46)	588	58.8%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
39	1	0.1%
41	1	0.1%
42	2	0.2%
43	2	0.2%
44	3	0.3%
46	3	0.3%
47	6	0.6%
49	6	0.6%
50	5	0.5%
51	4	0.4%

Value	Count	Frequency (%)
97	1	0.1%
96	1	0.1%
95	1	0.1%
94	2	0.2%
93	5	0.5%
92	5	0.5%
91	4	0.4%
90	4	0.4%
89	7	0.7%
88	7	0.7%

Skin_Conductivity
Real number (ℝ)

Distinct	368
Distinct (%)	36.8%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	5.01366

Minimum	2.01
Maximum	8.17
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	7.9 KiB

Quantile statistics

Minimum	2.01
5-th percentile	3.4095
Q1	4.3475
median	5.03
Q3	5.63
95-th percentile	6.631
Maximum	8.17
Range	6.16
Interquartile range (IQR)	1.2825

Descriptive statistics

Standard deviation	0.96864373
Coefficient of variation (CV)	0.19320092
Kurtosis	-0.10343912
Mean	5.01366
Median Absolute Deviation (MAD)	0.65
Skewness	0.055514539
Sum	5013.66
Variance	0.93827068
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
5.1	10	1.0%
4.6	9	0.9%
5.54	9	0.9%
4.91	8	0.8%
5.03	8	0.8%
5.04	7	0.7%
5.15	7	0.7%
5.42	7	0.7%
5.77	7	0.7%
5.16	7	0.7%
Other values (358)	921	92.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
2.01	1	0.1%
2.2	1	0.1%
2.22	1	0.1%
2.46	1	0.1%
2.47	1	0.1%
2.56	1	0.1%
2.82	1	0.1%
2.84	1	0.1%
2.88	3	0.3%
2.91	1	0.1%

Value	Count	Frequency (%)
8.17	1	0.1%
7.68	1	0.1%
7.64	1	0.1%
7.62	1	0.1%
7.54	1	0.1%
7.53	1	0.1%
7.49	1	0.1%
7.45	1	0.1%
7.32	1	0.1%
7.29	1	0.1%

Hours_Worked
Real number (ℝ)

Distinct	13
Distinct (%)	1.3%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	8.386

Minimum	2
Maximum	14
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	7.9 KiB

Quantile statistics

Minimum	2
5-th percentile	5
Q1	7
median	8
Q3	10
95-th percentile	11
Maximum	14
Range	12
Interquartile range (IQR)	3

Descriptive statistics

Standard deviation	1.9325472
Coefficient of variation (CV)	0.23044923
Kurtosis	-0.26955749
Mean	8.386
Median Absolute Deviation (MAD)	1
Skewness	-0.11284381
Sum	8386
Variance	3.7347387
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=13)

Value	Count	Frequency (%)
8	201	20.1%
9	176	17.6%
10	161	16.1%
7	157	15.7%
6	97	9.7%
11	90	9.0%
5	46	4.6%
12	41	4.1%
4	18	1.8%
13	7	0.7%
Other values (3)	6	0.6%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
2	1	0.1%
3	4	0.4%
4	18	1.8%
5	46	4.6%
6	97	9.7%
7	157	15.7%
8	201	20.1%
9	176	17.6%
10	161	16.1%
11	90	9.0%

Value	Count	Frequency (%)
14	1	0.1%
13	7	0.7%
12	41	4.1%
11	90	9.0%
10	161	16.1%
9	176	17.6%
8	201	20.1%
7	157	15.7%
6	97	9.7%
5	46	4.6%

Stress_Level
Real number (ℝ)

Distinct	16
Distinct (%)	1.6%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	23.354

Minimum	16
Maximum	31
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	7.9 KiB

Quantile statistics

Minimum	16
5-th percentile	19
Q1	22
median	23
Q3	25
95-th percentile	27.05
Maximum	31
Range	15
Interquartile range (IQR)	3

Descriptive statistics

Standard deviation	2.5956543
Coefficient of variation (CV)	0.11114389
Kurtosis	-0.10391744
Mean	23.354
Median Absolute Deviation (MAD)	2
Skewness	-0.0064436182
Sum	23354
Variance	6.7374214
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=16)

Value	Count	Frequency (%)
24	146	14.6%
23	144	14.4%
25	134	13.4%
22	129	12.9%
21	111	11.1%
26	95	9.5%
20	68	6.8%
27	58	5.8%
19	33	3.3%
28	26	2.6%
Other values (6)	56	5.6%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
16	2	0.2%
17	13	1.3%
18	17	1.7%
19	33	3.3%
20	68	6.8%
21	111	11.1%
22	129	12.9%
23	144	14.4%
24	146	14.6%
25	134	13.4%

Value	Count	Frequency (%)
31	2	0.2%
30	9	0.9%
29	13	1.3%
28	26	2.6%
27	58	5.8%
26	95	9.5%
25	134	13.4%
24	146	14.6%
23	144	14.4%
22	129	12.9%

Emails_Sent
Real number (ℝ)

Distinct	37
Distinct (%)	3.7%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	29.792

Minimum	13
Maximum	49
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	7.9 KiB

Quantile statistics

Minimum	13
5-th percentile	21
Q1	26
median	30
Q3	33
95-th percentile	39
Maximum	49
Range	36
Interquartile range (IQR)	7

Descriptive statistics

Standard deviation	5.5808496
Coefficient of variation (CV)	0.18732712
Kurtosis	0.25607908
Mean	29.792
Median Absolute Deviation (MAD)	4
Skewness	0.066951163
Sum	29792
Variance	31.145882
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=37)

Value	Count	Frequency (%)
30	84	8.4%
32	73	7.3%
33	70	7.0%
29	70	7.0%
26	69	6.9%
28	65	6.5%
31	61	6.1%
34	57	5.7%
27	54	5.4%
25	54	5.4%
Other values (27)	343	34.3%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
13	3	0.3%
14	2	0.2%
15	1	0.1%
16	2	0.2%
17	6	0.6%
18	8	0.8%
19	8	0.8%
20	19	1.9%
21	18	1.8%
22	27	2.7%

Value	Count	Frequency (%)
49	1	0.1%
48	1	0.1%
47	1	0.1%
46	2	0.2%
45	3	0.3%
44	4	0.4%
43	5	0.5%
42	4	0.4%
41	9	0.9%
40	10	1.0%

Meetings_Attended
Real number (ℝ)

Distinct	10
Distinct (%)	1.0%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	2.959

Minimum	0
Maximum	9
Zeros	55
Zeros (%)	5.5%
Negative	0
Negative (%)	0.0%
Memory size	7.9 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	2
median	3
Q3	4
95-th percentile	6
Maximum	9
Range	9
Interquartile range (IQR)	2

Descriptive statistics

Standard deviation	1.7205462
Coefficient of variation (CV)	0.58146205
Kurtosis	0.094311257
Mean	2.959
Median Absolute Deviation (MAD)	1
Skewness	0.55273807
Sum	2959
Variance	2.9602793
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=10)

Value	Count	Frequency (%)
3	240	24.0%
2	238	23.8%
4	141	14.1%
1	141	14.1%
5	96	9.6%
6	56	5.6%
0	55	5.5%
7	25	2.5%
8	5	0.5%
9	3	0.3%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	55	5.5%
1	141	14.1%
2	238	23.8%
3	240	24.0%
4	141	14.1%
5	96	9.6%
6	56	5.6%
7	25	2.5%
8	5	0.5%
9	3	0.3%

Value	Count	Frequency (%)
9	3	0.3%
8	5	0.5%
7	25	2.5%
6	56	5.6%
5	96	9.6%
4	141	14.1%
3	240	24.0%
2	238	23.8%
1	141	14.1%
0	55	5.5%

Auto

Heatmap
Table

	Heart_Rate	Skin_Conductivity	Hours_Worked	Stress_Level	Emails_Sent	Meetings_Attended
Heart_Rate	1.000	-0.029	-0.032	0.945	0.028	-0.015
Skin_Conductivity	-0.029	1.000	0.014	0.072	0.003	-0.038
Hours_Worked	-0.032	0.014	1.000	0.113	0.001	-0.041
Stress_Level	0.945	0.072	0.113	1.000	0.225	0.054
Emails_Sent	0.028	0.003	0.001	0.225	1.000	-0.055
Meetings_Attended	-0.015	-0.038	-0.041	0.054	-0.055	1.000

Count
Matrix

A simple visualization of nullity by column.

Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.

First rows
Last rows

	Heart_Rate	Skin_Conductivity	Hours_Worked	Stress_Level	Emails_Sent	Meetings_Attended
0	87	5.56	5	28	31	6
1	74	5.89	5	25	42	3
2	79	4.58	9	26	28	4
3	92	5.10	7	30	37	3
4	88	5.23	8	29	35	6
5	60	5.20	7	21	31	6
6	79	5.54	7	26	25	6
7	68	3.18	8	22	30	1
8	68	4.95	10	23	30	2
9	74	5.24	10	25	29	1

	Heart_Rate	Skin_Conductivity	Hours_Worked	Stress_Level	Emails_Sent	Meetings_Attended
990	74	6.34	8	25	31	2
991	71	4.26	6	22	23	3
992	62	6.32	9	22	30	3
993	72	4.68	9	24	33	2
994	72	5.20	9	24	28	1
995	74	5.10	13	26	36	1
996	68	6.40	7	24	31	5
997	70	5.16	8	23	27	3
998	58	3.86	6	21	34	6
999	66	3.69	8	22	36	1

Overview

Variables

Interactions

Correlations

Missing values

Sample